prove that
cosecA +cot A=1+coaA /1-cos A
Answers
Answered by
1
Step-by-step explanation:
Proof : R. H. S
(cosecA-cotA)^2
=1/sinA-cosA/sinA) ^2
(1-cosA/sinA) ^2 (L.C.M)
=(1-cosA)^2/sin^2A
=1-cosA)(1-cosA/1-cos^2A
=1-cosA/1+cosA
=L. H. S
Hence proved
Similar questions